You must turn off your cell phone when you take a plane改为否定句形式的同义句

请说明原因The light in the room__before you leaveA must turn off B will turn off C are turned off D must be turned off I turn you off. Jim,you_____(are wasting 还是waste)water!you must turn off the tapJim,you_____ (are wasting 还是waste) water!you must turn off the tap.说明为什么啊 You must turn off your cell phone when you take a plane同意句 You must turn off your cell phone when you take a plane改为否定句形式的同义句 The light in the room must be turned offThe light in the room must be turned off before you leave .为什么要用must be 不是填must turn off As long as you turn caps off Turn off the light ( ) you go out. You turn me off.是什么意思啊? You must turn off your cell phone when you take a plane.改为否定形式的同义句You ....your cell phone when you take a plane.为什么 You must turn off the radio when you do your homework.被动The radio _____ _____ ______ _______when you do your homework. 1:you must s---- your ticket if you want to see a film.2:Don not f--- to turn off the light before you leave ________before you leaveA.Turn it offB.Turn off itC.Turn on itD.Turn to选哪个? it means you must turn left here. turn off 高分求各位!关于动词和介词搭配的用法!大家先看下面这些句子：The girl is turning off the tap.please turn on the tap.You must turn off it.Put on it.我的问题就是,这些动词加介词构成的词组,如turn on,turn off,pu Friends,you must be better than me happy,happy yo You must enter a name yo continue with installation